System and method for fluid interface identification
US-2017328865-A1 · Nov 16, 2017 · US
Auxiliary equipment particularly adapted for use with liquid-separating apparatus, e.g. control circuits
Auxiliary equipment particularly adapted for use with liquid-separating apparatus, e.g. control circuits · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B01D17/12 |
| Official title | Auxiliary equipment particularly adapted for use with liquid-separating apparatus, e.g. control circuits |
| Display label | Auxiliary equipment particularly adapted for use with liquid-separating apparatus, e.g. control circuits |
| Total patents | 341 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 17 |
| 2016 | 27 |
| 2017 | 25 |
| 2018 | 32 |
| 2019 | 32 |
| 2020 | 31 |
| 2021 | 57 |
| 2022 | 29 |
| 2023 | 37 |
| 2024 | 24 |
| 2025 | 28 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Density phase separation device
US-9802189-B2 · Oct 31, 2017 · US
Piezoelectric transducer for generation of an acoustic standing wave
US-2017304746-A1 · Oct 26, 2017 · US
Automated fluid handling system
US-2017284985-A1 · Oct 5, 2017 · US
Pipe-integrated oil well fluid or oilfield fluid separation apparatus, and method thereof
US-9776889-B2 · Oct 3, 2017 · US
Pressure Controlled Gas Flotation
US-2017267548-A1 · Sep 21, 2017 · US
Interface and mud control system and method for refinery desalters
US-9751027-B2 · Sep 5, 2017 · US
Density phase separation device
US-9731290-B2 · Aug 15, 2017 · US
Fluid treatment system, a fluid processing apparatus and a method of treating a mixture
US-9724707-B2 · Aug 8, 2017 · US
Automated fluid handling system
US-9709589-B2 · Jul 18, 2017 · US
Automated fluid handling system
US-9709591-B2 · Jul 18, 2017 · US
Dynamic demulsification system for use in a gas-oil separation plant
US-2017136388-A1 · May 18, 2017 · US
Subsea processing of well fluids
US-9644457-B2 · May 9, 2017 · US
Co2 recovery device and co2 recovery method
US-2017100693-A1 · Apr 13, 2017 · US
Capillary foams, methods of making thereof, and uses thereof including for mitigation of oil spills
US-2017066896-A1 · Mar 9, 2017 · US
Water treatment control apparatus and water treatment system
US-9551982-B2 · Jan 24, 2017 · US
Automated fluid handling system
US-2016377644-A1 · Dec 29, 2016 · US
A fluid treatment system, a fluid processing apparatus and method of treating a mixture
US-2016361728-A1 · Dec 15, 2016 · US
Manufacturing and separating device for oily radioactive substances and method thereof
US-2016339358-A1 · Nov 24, 2016 · US
Systems and methods for subsea fluid phase separation
US-2016341024-A1 · Nov 24, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D17/12?
- CPC B01D17/12 is the Cooperative Patent Classification code for “Auxiliary equipment particularly adapted for use with liquid-separating apparatus, e.g. control circuits.”
- How many patents are filed under CPC B01D17/12 (Auxiliary equipment particularly adapted for use with liquid-separating apparatus, e.g. control circuits)?
- Our database includes 341 publications tagged with this CPC code.
- Is patent activity under CPC B01D17/12 growing?
- Publication counts under this code: 24 in 2024 vs 28 in 2025 (latest complete years).